Home / 228,782,840.92-342,887,037.20-123,733,996.39

Finding the Fourth Proportional to 228,782,840.92, 342,887,037.20 and 123,733,996.39

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Solution

The fourth proportional to 228,782,840.92, 342,887,037.20 and 123,733,996.39 is: 185,445,653.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,782,840.92 : 342,887,037.20 = 123,733,996.39 : x
  2. Step 2: Convert to fraction form
    228,782,840.92/342,887,037.20 = 123,733,996.39/x
  3. Step 3: Cross multiply
    228,782,840.92x = 342,887,037.20 × 123,733,996.39
  4. Step 4: Simplify right side
    228,782,840.92x = 42,426,783,422,877,728
  5. Step 5: Solve for x
    x = 42,426,783,422,877,728/228,782,840.92
  6. Step 6: Final answer
    x = 185,445,653.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.